[Intel-gfx] [PATCH v7 2/4] drm/i915/perf: stop using the kernel context

[Chris Wilson]

Quoting Lionel Landwerlin (2020-04-28 12:04:59)
> On 28/04/2020 13:19, Chris Wilson wrote:
> > Quoting Lionel Landwerlin (2020-04-28 11:08:14)
> >> @@ -2837,6 +2851,7 @@ static int i915_oa_stream_init(struct i915_perf_stream *stream,
> >>   {
> >>          struct drm_i915_private *i915 = stream->perf->i915;
> >>          struct i915_perf *perf = stream->perf;
> >> +       struct intel_timeline *timeline;
> >>          int format_size;
> >>          int ret;
> >>   
> >> @@ -2946,10 +2961,30 @@ static int i915_oa_stream_init(struct i915_perf_stream *stream,
> >>   
> >>          stream->ops = &i915_oa_stream_ops;
> >>   
> >> +       timeline = intel_timeline_create(stream->engine->gt, NULL);
> >> +       if (IS_ERR(timeline)) {
> >> +               ret = PTR_ERR(timeline);
> >> +               goto err_timeline;
> >> +       }
> >> +
> >> +       stream->config_context = intel_context_create(stream->engine);
> >> +       if (IS_ERR(stream->config_context)) {
> >> +               intel_timeline_put(timeline);
> >> +               ret = PTR_ERR(stream->config_context);
> >> +               goto err_timeline;
> >> +       }
> >> +
> >> +       stream->config_context->sseu = props->sseu;
> >> +       stream->config_context->timeline = timeline;
> > Timeline?
> >
> >> +
> >> +       ret = intel_context_pin(stream->config_context);
> > One is created for the context here [via intel_context_alloc].
> 
> 
> I don't see it :

intel_context_alloc_state. I was close.
-Chris